How many molecules of CO2 are needed to generate one molecule of glucose?
A. 2
B. 3
C. 4
D. 5
E. 6
Answer: E
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Fossil fuels are the result of buried organisms where low oxygen levels existed
Indicate whether the statement is true or false.
All of the following describe facilitated diffusion EXCEPT ____
a. it is specific b. it is dependent on a concentration gradient c. it requires ATP d. it can involve either carrier proteins or channel proteins e. it involves integral proteins
Why is insulin produced by genetically engineered E. coli cells superior to insulin obtained from
animal sources? a. Animal insulin has a shorter life span than insulin produced using recombinant DNA techniques. b. It contains human rather than animal sequences, reducing the chances of an allergic response. c. Animal insulin is more difficult to purify than is recombinantly produced insulin. d. Recombinantly produced insulin has a much higher activity level. e. Recombinantly produced insulin is easier to obtain than insulin from animals.
Approximately how many molecules of ATP are produced from the complete oxidation of two molecules of glucose (C6H12O6) in cellular respiration?
A) 2 B) 4 C) 15 D) 38 E) 76